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#include "src/tint/cmd/bench/bench.h"

#include <utility>

#include "src/tint/lang/wgsl/reader/reader.h"

// Autogenerated header that defines the benchmark shaders and macros for registering benchmarks.
#include "src/tint/cmd/bench/benchmark_inputs.h"  // GEN_BUILD:IGNORE_INCLUDE

namespace tint::bench {

Result<Source::File> GetWgslFile(std::string name) {
    auto wgsl = kBenchmarkInputs.find(name);
    if (wgsl == kBenchmarkInputs.end()) {
        return Failure{"failed to find WGSL shader for '" + name + "'"};
    }
    return tint::Source::File("<input>", wgsl->second);
}

Result<ProgramAndFile> GetWgslProgram(std::string name) {
    auto res = GetWgslFile(name);
    if (res != Success) {
        return res.Failure();
    }
    auto file = std::make_unique<Source::File>(res.Get());
    auto program = wgsl::reader::Parse(file.get());
    if (!program.IsValid()) {
        return Failure{program.Diagnostics()};
    }
    return ProgramAndFile{std::move(program), std::move(file)};
}

}  // namespace tint::bench
